Bose Ultra Open Earbuds Wireless Charging Case Cover Black

【Voltage Compatibility】 When using electrical appliances, please note that they are designed for Japanese voltage specifications (90-110V), so if you use them with a different voltage, it may cause a malfunction. 【Plug Type】 Our products use Japanese plug types (A or B type). Please use a conversion adapter if necessary. 【Important Note on Transformers and Adapters】 A transformer adjusts voltage to match your device’s requirements. A conversion adapter only changes the plug shape and does not adjust voltage. Using only a conversion adapter without a transformer may result in damage to the product. 【Liability】 We are not responsible for malfunctions or damages caused by improper use, such as operating the product without a transformer. Charge wirelessly: Upgrade your Bose Ultra Open Earbuds with the wireless charging compatible Bose Ultra Open Earbuds wireless charging case cover. Durable Silicone Cover: Protects your Bose Ultra Open Earbuds from scratches and bumps. Comes with a carabiner for easy portability: The Bose Ultra Open Earbuds wireless charging case cover comes with a carabiner, so you can easily attach it to your bag and carry it around. With the case cover attached: USB-C cable/wired charging is also possible. Available in two colors: black or white smoke.